a spokesperson told cbs that armstrong remains as the main inspiration for the 15-year-old organization, also as its biggest donor. he's given $7 million to it over the years. no comment from anyone about the latest allegations. >> bill: it was his organization. just close the doors. turn off the lights. >> there is a gender gap on our nation's roads. there are now more women with driver's licenses in the u.s. than men. according to a new university of michigan study experts say this could have huge economic implications because studies also show that overall women purchase smaller and safer cars as men. they drive less and get in less accidents. the study looked at drivers today versus drivers in 1995. now about 106 million women have licenses. 104 million men. >> bill: how do you drive fewer miles -- they probably drive fewer miles but they drive better. that's really, really important. significant finding. >> if you want to watch your weight, you wouldn't think to grab a pepsi but the soda maker is looking to change that. they're testing a new soda -- they're changing a new -- testin